CVE-2016-3630
high
CVSS v3
8.8
CVSS v4 NEW
—
VIR risk
8.8
Description
The binary delta decoder in Mercurial before 3.7.3 allows remote attackers to execute arbitrary code via a (1) clone, (2) push, or (3) pull command, related to (a) a list sizing rounding error and (b) short records.
Predictions
Exploit likelihood
92%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
OS impact
Fedora Affected 2 releases
| Version | Status | Fixed in |
|---|---|---|
| 23 | Affected | — |
| 22 | Affected | — |
SUSE Affected 3 releases
| Version | Status | Fixed in |
|---|---|---|
| 42.1 | Affected | — |
| 13.2 | Affected | — |
| — | Affected | — |
Debian Mixed 7 releases
| Version | Status | Fixed in |
|---|---|---|
| trixie | Fixed | 3.7.3-1 |
| sid | Fixed | 3.7.3-1 |
| forky | Fixed | 3.7.3-1 |
| bullseye | Fixed | 3.7.3-1 |
| bookworm | Fixed | 3.7.3-1 |
| 8.0 | Affected | — |
| 7.0 | Affected | — |
Package impact
| Ecosystem | Package | Vulnerable | Fixed |
|---|---|---|---|
| PyPI | mercurial | <3.7.3 | 3.7.3 |
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| mercurial | mercurial | {"endIncluding":"3.7.2"} | |
| suse | linux_enterprise_debuginfo | 11 | |
References
- https://www.suse.com/security/cve/CVE-2016-3630.html
- http://lists.fedoraproject.org/pipermail/package-announce/2016-April/181505.html
- http://lists.fedoraproject.org/pipermail/package-announce/2016-April/181542.html
- http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00016.html
- http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00017.html
- http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00018.html
- http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00043.html
- http://www.debian.org/security/2016/dsa-3542
- http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html
- https://security.gentoo.org/glsa/201612-19
- https://selenic.com/repo/hg-stable/rev/b6ed2505d6cf
- https://selenic.com/repo/hg-stable/rev/b9714d958e89
- https://www.mercurial-scm.org/wiki/WhatsNew#Mercurial_3.7.3_.282016-3-29.29
- https://nvd.nist.gov/vuln/detail/CVE-2016-3630
- https://github.com/pypa/advisory-database/tree/main/vulns/mercurial/PYSEC-2016-29.yaml
- https://security-tracker.debian.org/tracker/CVE-2016-3630
CWEs
CWE-19
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.